High severity · published Apr 16, 2024
CVE-2023-51391
Micrium OS Network uC-HTTP server header parsing invalid pointer dereference vulnerability
7.5
CVSS
0.8%
EPSS
No
On KEV
Description
A bug in Micrium OS Network HTTP Server permits an invalid pointer dereference during header processing - potentially allowing a device crash and Denial of Service.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GS
Gecko Software Development Kit · Silabs
before 4.4.2 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-51391
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-51391
community.silabs.com
https://community.silabs.com/068Vm000004688g
www.talosintelligence.com
https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-1945
More from Gecko Software Development Kit
9.8
CVE-2023-45318
A heap-based buffer overflow vulnerability exists in the HTTP Server functionality of Weston Embedded uC-HTTP git commit 80d4004
9.8
CVE-2023-4280
Unvalidated input in Silicon Labs TrustZone implementation leads to accessing Trusted memory region
9.8
CVE-2023-24585
An out-of-bounds write vulnerability exists in the HTTP Server functionality of Weston Embedded uC-HTTP v3.01.01
9.8
CVE-2023-25181
A heap-based buffer overflow vulnerability exists in the HTTP Server functionality of Weston Embedded uC-HTTP v3.01.01
9.8
CVE-2023-28391
A memory corruption vulnerability exists in the HTTP Server header parsing functionality of Weston Embedded uC-HTTP v3.01.01